infrared

赤外線

赤い光より波長が長い、見えない光。熱の検出や信号の送信に使われる。

やさしい英語で： Invisible light with waves longer than red light, often used to detect heat or send signals.

• The camera detects infrared.
• Warm objects give off infrared even in total darkness.
• The sensor uses infrared to detect movement.

類義語： infrared radiation

よく使う表現： detect infrared, emit infrared, near infrared

赤外線波長

見える光の赤い端より先にある、見えない光の特定の波長。

やさしい英語で： One particular wavelength of invisible light beyond the red end of visible light.

• The instrument measured a specific infrared.
• The team selected an infrared for the laser.
• This infrared is absorbed strongly by the sample.

類義語： infrared wavelength

よく使う表現： selected infrared, specific infrared

赤外線放射装置

見える光の赤い端より先の、見えない光を出す装置。

やさしい英語で： A device that sends out invisible light beyond the red end of visible light.

• They installed an infrared above the door.
• The technician switched on the infrared to test its output.
• This infrared sends radiation toward the sensor.

類義語： infrared emitter

よく使う表現： install an infrared, switch on infrared

赤外線の

赤い光より波長が長い、見えない光に関する。

やさしい英語で： Describing invisible light with waves longer than red light.

• The device sends an infrared signal.
• Infrared light is invisible to our eyes.
• The camera records infrared radiation from warm objects.

よく使う表現： infrared light, infrared radiation, infrared beam

赤外の

物理学で、非常に低いエネルギーや長い距離・時間に関する。

やさしい英語で： Related to very low energies, very long distances, or very long periods of time in physics.

• The theory has an infrared limit.
• We studied infrared behavior at very low energies.
• The calculation contains an infrared divergence at large distances.

よく使う表現： infrared limit, infrared divergence, infrared behavior